O' Neil Name Origin, Meaning and Family History

Discover how your O' Neil ancestors earned their living and spread across the country. Find out more about your family history by using the Free Search box.

Surname Distribution

Census frequency by county

Name Concentrations Within England and Wales

O' Neil Surname Statistics


Top Professions for the O' Neil family

Profession Census Frequency
Labourer 1

O' Neil Surname Variants Ranking

Rank Surname Match Census Frequency
1 O Brien 29% 4,889
2 O Neill 71% 2,288
3 O Connor 25% 2,195
4 O Neil 86% 2,053
5 O Donnell 44% 1,424
6 O Hara 29% 1,225
7 O Brian 29% 1,034
8 O Connell 44% 829
9 O' Brien 50% 734
10 O Hare 29% 666
11 O Leary 29% 566
12 O Neal 71% 407
13 O Niel 57% 386
14 O Conner 25% 382
15 O' Neill 88% 368
16 O Sullivan 20% 300
17 O Shea 29% 299
18 O Malley 25% 296
19 O Reilly 50% 286
20 O' Connor 44% 277
21 O Grady 14% 249
22 O' Hara 43% 249
23 O' Neil 100% 249
24 O Rourke 13% 228
25 O Bryan 14% 223
26 O Keefe 29% 214
27 O' Donnell 60% 206
28 O Toole 29% 180
29 O Donald 25% 163
30 O Keeffe 25% 150
31 O Donoghue 20% 140
32 O' Brian 50% 130
33 O Niell 57% 128
34 O' Connell 60% 128
35 O Callaghan 18% 123
36 O Dell 57% 115
37 O Boyle 29% 114
38 O Hanlon 25% 111
39 Owe 29% 105
40 O' Leary 50% 104
41 O Hagan 14% 100

Did you know?

The surname O' Neil is the 23rd most popular variant of O Brien.

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